3Com Wireless LAN 11 Mbps, User Manual

Page 1: ...http www 3com com http support 3com com registration frontpg pl 11 Mbps Wireless LAN Access Point 8000 User Guide Version 1 1 Published April 2002 Version 1 1 2...

Page 2: ...py will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the fol...

Page 3: ...fferent Antenna 11 Omnidirectional Antenna 11 Ceiling Mount Omnidirectional Antenna 12 Ceiling Mount Hallway Antenna 12 Directional Panel Antenna 13 Connecting an Optional Antenna 13 Installing Softwa...

Page 4: ...n Password 33 Restoring Factory Defaults 33 Resetting the Access Point 33 Backing up Configurations 33 Restoring Configurations 33 Viewing Statistics 34 Viewing System Status 35 5 CONDUCTING A SITE SU...

Page 5: ...Returning Products for Repair 48 REGULATORY COMPLIANCE INFORMATION INDEX...

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Page 7: ...n the wired and wireless networks In this configuration the access point provides the link between the wired network and wireless clients Clients can move freely throughout the service area of the acc...

Page 8: ...aces SNMP HP OpenView and 3Com Network Supervisor 3NS Authentication features Supports RADIUS authentication between the wireless client and the RADIUS servers in conjunction with the IEEE 802 1x For...

Page 9: ...ftware Utilities on page 14 6 To set up a wireless client to authenticate through the access point to your RADIUS server refer to Using the Wireless 802 1x Agent on page 19 7 To set access point secur...

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Page 11: ...her electrical equipment The power supply must be located near a power source If you are connecting the access point to a wired network the location must provide an Ethernet connection You will need t...

Page 12: ...the access point at a 45 degree angle As a rule the initial orientation of the antennas should be perpendicular to the floor After network startup you may need to adjust the antennas to fine tune cove...

Page 13: ...uctions on the mounting template supplied in the box and refer to the following illustration Preferably mount the access point near the ceiling above any obstructions that could block transmission Pos...

Page 14: ...g them so they grip the T rail snugly Tighten the screws on the T rail grip Position the antenna so that the arms point down and away from the access point at a 45 angle NOTE After installation there...

Page 15: ...onnect the power make sure you connect the cable to the port labeled To Access Point on the power supply When the access point receives power the LEDs light The access point is IEEE 802 3af compliant...

Page 16: ...POW ER SUPPLY E T H E R N E T W IR E L E S S P O W E R TO ACCESS POIN T TO HUB S W IT CH Ethernet LED Description Power On Access point has power Off Access point is not receiving power Wireless Blink...

Page 17: ...on by grounding the outer shield as recommended Some arrestor designs provide over voltage protection for the signal sent down the cable If you use such Model number 3CWE490 3CWE492 3CWE497 3CWE498 De...

Page 18: ...his antenna does not have an electrical connection between the mask mount and the coaxial cable shield However adding a lightning arrestor will correct this situation by grounding the outer shield as...

Page 19: ...ictions apply In all other countries transmit power is limited to 100 mW You must manually select Low or Medium power from the Data Transmission Properties page of the configuration management system...

Page 20: ...ansmission Properties on page 27 Installing Software Utilities The 3Com Administrator Utilities CD includes tools and utilities to help you set up and administer the wireless components of your networ...

Page 21: ...visor manage additional 3Com equipment You should install the service pack only after installing the 3Com Network Supervisor Install Adobe Acrobat Reader For users who do not already have Acrobat Read...

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Page 23: ...ire certificates or other security information installed on client machines At login the RADIUS server verifies the username and password provided by the user Once the user is authenticated the server...

Page 24: ...s use of two complementary authentication schemes Additionally the client and the access point dynamically update session keys while the network session is in progress Because Serial Authentication is...

Page 25: ...ients to authenticate to the Access Point 8000 using either EAP MD5 or 3Com Serial Authentication The 802 1x agent can be used with any vendor s PC card but to take advantage of 3Com s Serial Authenti...

Page 26: ...er Use this field to identify the network adapter to use for connections requiring authentication The list box lists all the network adapters found in the computer The highest level of security 3Com s...

Page 27: ...Wireless 802 1x Agent 21 whenever an untrusted certificate is received The 802 1x agent remembers the last trusted certificate whether imported or manually verified and automatically accepts that cer...

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Page 29: ...re that you have current information Automated operations intelligent defaults and the ability to detect Network misconfigurations and offer optimization suggestions make this application ideal for ne...

Page 30: ...e 3Com wireless LAN devices that are associated to each service area Devices in a different subnet than your computer are identified with exclamation points You can refresh this display by clicking Re...

Page 31: ...ted to assign an address on the same subnet as your computer Refresh Scans the network and displays the connected 3Com 11 Mbps Wireless LAN devices Choose NIC If your computer has more than one networ...

Page 32: ...provided and click Save If you change the IP address you cannot continue to configure the access point using the old IP address If you want to continue configuring this access point you must close yo...

Page 33: ...he Channel list Network Traffic Accelerator To increase performance click On enhanced performance If you experience problems when equipment other than 3Com 11 Mbps Wireless LAN equipment is being used...

Page 34: ...en 1 and 256 and click Save To disable load balancing click Off When load balancing is Off the default up to 256 clients can associate with the access point If you specify a small number of clients it...

Page 35: ...ess Point Encryption Settings RADIUS Serial Authentication with Dynamic Encryption Key Enables mutual RADIUS authentication implementation which allows client and RADIUS to mutually authenticate EAP T...

Page 36: ...Key security requires you to set up an encryption string or hexadecimal keys as described for 40 bit Encryption Shared Key Wi Fi 128 bit Dynamic Security Link This setting requires that you select Ac...

Page 37: ...ntication servers dynamic key exchange servers and accounting servers If you enter an invalid IP address for any of the servers an error message is displayed Once an accounting server is set up you ca...

Page 38: ...og If you do not have a syslog server you can install the one shipped with the access point Use the 3Com CD Tools and Utilities options to install the 3CDaemon syslog server Upgrading the System You c...

Page 39: ...and holding it in for five seconds Resetting the Access Point The Reset Wireless Access Point page allows you to reboot the access point without affecting the current configuration settings You can a...

Page 40: ...cessfully received RTS frames successfully transmitted and received frames for which no CTS frames were received in response to RTS frames being sent CTS frames received in response to an RTS frames t...

Page 41: ...he interface which were discarded because of an unknown or unsupported protocol Interface Statistics Displays the interface statistics for the access point The top table displays the interface counts...

Page 42: ...36 CHAPTER 4 CONFIGURING THE ACCESS POINT 8000...

Page 43: ...Locations To set up the tests you install the access point temporarily in several trial locations Look at your site floor plan and make a list of work areas where clients are likely to be positioned...

Page 44: ...intended or known to produce heat such as space heaters laser printers heat guns or soldering irons Single devices drawing more than 20 of the rated value of the circuit Multiple devices drawing a to...

Page 45: ...h a static IP address you only need to make note of it one time If the access point gets its IP address from a DHCP server you will need to find it each time you move the access point while conducting...

Page 46: ...ch access point location At any time during the testing you can save the current set of tests start a new set of tests and print test results For a description of the commands available in the utility...

Page 47: ...Survey window File New Survey Start a new set of tests Open Open a set of tests that you saved previously Save Save the current set of tests Save As Save the current set of tests with a new name Print...

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Page 49: ...e power brick Verify the network wiring and topology for proper configuration Check that the cables used are the proper type Access point powers up but does not associate with wireless clients Confirm...

Page 50: ...s point in the Wireless Network Tree In the Device Manager window click the Refresh button to refresh the Wireless Network Tree Then click the access point in the Wireless Network Tree and click Prope...

Page 51: ...such as technical documentation and software library as well as support options that range from technical education to maintenance and professional services 3Com Knowledgebase Web Services This intera...

Page 52: ...ices To find out more about your support options call the 3Com technical telephone support phone number at the location nearest you When you contact 3Com for assistance have the following information...

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Page 55: ...rence by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit d...

Page 56: ...26 Electromagnetic compatibility and Radio spectrum Matters ERM ElectroMagnetic Compatibility EMC standard for 2 4 GHz wideband transmission systems and HIgh PErformance Radio Local Area Network HIPER...

Page 57: ...17 EAP TLS 17 login 19 serial authentication 18 upper layer authentication 17 authentication MAC address 31 B backup configuration 33 backups configuration templates 33 beacon period 27 blocking clie...

Page 58: ...n 29 MAC address access list 31 open network 18 security options 17 18 serial authentication 31 user access list 30 serial authentication 18 31 server DHCP 26 site electrical considerations 38 site su...